CN203752530U - Striking lifting mechanism for spacecraft lunar-module adapter (SLA) principle-based third-dimensional (3D) printer - Google Patents
Striking lifting mechanism for spacecraft lunar-module adapter (SLA) principle-based third-dimensional (3D) printer Download PDFInfo
- Publication number
- CN203752530U CN203752530U CN201420063881.7U CN201420063881U CN203752530U CN 203752530 U CN203752530 U CN 203752530U CN 201420063881 U CN201420063881 U CN 201420063881U CN 203752530 U CN203752530 U CN 203752530U
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- Prior art keywords
- slide block
- rail slide
- connecting plate
- scraper
- guide rail
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Abstract
The utility model discloses a striking lifting mechanism for a spacecraft lunar-module adapter (SLA) principle-based third-dimensional (3D) printer. An XY-axis motor rotates and drives a first connection plate through a synchronous belt transmission belt, so as to pull a cantilever-type scraper to move in an XY plane of a work bench; a Z-axis motor rotates and drives a second connection plate by a screw pair drive belt, so as to pull a hanging post to drive the work bench to elevate. Movement of the cantilever-type scraper in the XY plane of the work bench is achieved just by adopting a group of synchronous belts in the scheme, and the cantilever-type scraper does not generate the crawling or seizure phenomenon on a first lead rail slide block, stable operation of the striking mechanism is achieved, the mechanism is simplified, the processing cost of spare parts in the mechanism is reduced, meanwhile, the overall equipment size is also reduced, and the production efficiency is greatly improved. Components such as a screw pair, a second lead rail slide block and the like in a Z-axis lifting mechanism are arranged at the rear part of a Z-axis substrate, so that the equipment is easy to maintain, and the components are more convenient and faster to install, adjust and maintain.
Description
Technical field
The utility model relates to 3D printer apparatus technical field, the especially a kind of 3D of making printer operate steadily and also be convenient to safeguard 3D printer strike off elevating mechanism.
Background technology
SLA(Stereo Lithography Apparatus) technology is exactly laser three-dimensional engraving technology, 3D printer based on SLA principle, also be laser fast shaping machine, be rapidly developed in recent years, it is the crystallization of collection machinery, laser, photochemistry, software, control technology.The principle that solidified by UV-irradiation based on photosensitive resin, computer control laser successively scans and solidifies liquid photosensitive resin.The curing cross section of every one deck is to be obtained by the three-dimensional CAD model software hierarchy of part, until finally obtain photosensitive resin prototype in kind.
Shown in Fig. 1, it is for striking off elevating mechanism stereogram in a kind of SLA laser fast shaping machine of the prior art.XY plane sandwich wherein comprises the left substrate 1 ' of XY and the right substrate 2 ' of XY, and be fixedly assemblied in respectively the left and right sides of resin storage tank 3 ', the left and right substrate 1 ' of XY, 2 ' upper surface be fixedly equiped with respectively left and right guide rail slide block 4 ', 5 ' and left and right Timing Belt 6 ', 7 ', one scraper about 8 ' two ends be connected on left and right Timing Belt 6 ', 7 ' by stationary fixture.Left and right Timing Belt 6 ', 7 ' transmission drive scraper 8 ', and before and after doing under left and right guide rail slide block 4 ', 5 ' slide-and-guide to reciprocating motion, this XY plane sandwich arranges and easily causes scraper about 8 ' two ends operations asynchronous, can make scraper 8 ' creep or kill phenomenon upper generation of left rail slide block 5 ' of slave end, and then causing equipment fluctuation of service, production efficiency is low.Known, in existing XY plane sandwich, realize Synchronous Transmission by two groups of belt wheels that are provided with, not only parts arrange numerous and diversely, and parts machining cost is large, causes integral device size large, puts inconvenience also not attractive in appearance.
In addition, the parts such as Z axis guide rail 9 ', screw mandrel 10 ' in Z-axis lifting mechanism be installed in Z axis substrate 10 ' before, once above-mentioned parts are covered by the covering of resin material etc., cause Z-axis lifting mechanism protection, maintenance all very inconvenient.
Utility model content
The purpose of this utility model is to provide a kind of elevating mechanism that strikes off of the 3D printer based on SLA principle, strike off elevating mechanism and easily cause scraper creep or kill to solve 3D printer of the prior art, make equipment fluctuation of service, production efficiency is low, and plant maintenance inconvenience, Whole Equipment size is simultaneously bigger than normal, the large and inaesthetic problem of equipment occupation space.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of 3D printer based on SLA principle strike off elevating mechanism, it comprises sandwich and elevating mechanism, described sandwich comprises: scraper, XY substrate, the first guide rail slide block, and first connecting plate, described XY substrate is vertically located at the front end face of resin storage tank and is positioned at workbench front end face below, described the first guide rail slide block is laterally fixed on described XY substrate, described the first connecting plate becomes sliding connection with the first guide rail slide block, on described the first connecting plate, be fixedly connected with described scraper, described sandwich also comprises the Timing Belt being fixedly connected with the first connecting plate, the rotation of XY spindle motor drives the first connecting plate through toothed belt transmission, and then pull scraper in the XY of workbench plane motion,
Elevating mechanism comprises: Z axis substrate, lead screw pair, the second guide rail slide block, and second connecting plate, described Z axis substrate is vertically fixedly connected on resin storage tank back upper place, lead screw pair and the second guide rail slide block are longitudinally fixedly connected on described Z axis substrate rear end face, described the second connecting plate and described sheathed connection of Z axis substrate, and the second connecting plate is fixedly connected with feed screw nut, the second connecting plate becomes sliding connection with the second guide rail slide block, also connect one group of davit at described the second connecting plate front end face, described davit extends the rear end face that is always connected in workbench vertically downward, the rotation of Z axis motor drives the second connecting plate through leading screw auxiliary driving, and then pull davit to drive workbench to do elevating movement.
Preferably, described scraper is cantilevered scraper, and described scraper has stiff end and free end, and the stiff end of scraper is fixedly connected with the first connecting plate, and the free end of scraper extends to the rear end face of workbench always from stiff end.
Preferably, described the first guide rail slide block is one group of upper rail slide block be arrangeding in parallel and lower guideway slide block.
Preferably, described Timing Belt is laterally fixedly arranged on XY substrate, and be arranged in parallel with described upper rail slide block and lower guideway slide block.
Preferably, described the second guide rail slide block is one group of left rail slide block be arrangeding in parallel and right guide rail slide block.
As mentioned above, a kind of elevating mechanism that strikes off based on SLA principle 3D printer of the present utility model, in sandwich, on the first connecting plate, be connected with cantilever structure scraper by adopting, only adopt one group synchronously to bring and realize scraper in workbench XY plane motion, the phenomenon of creeping or killing that scraper can not occur on the first guide rail slide block, realize the even running of scraper, mechanism is simplified, reduce the processing cost of parts in mechanism, also dwindled integral device size simultaneously, and greatly improved production efficiency; In Z-axis lifting mechanism wherein, the parts such as lead screw pair and the second guide rail slide block are all arranged at Z axis substrate rear, and equipment is easy to safeguard, makes installation adjusting and the maintenance of parts more convenient.
Brief description of the drawings
Below in conjunction with drawings and embodiments, the utility model is described in further detail;
Fig. 1 is a kind of stereogram that strikes off elevating mechanism based on SLA principle 3D printer in prior art;
Fig. 2 is the first stereogram that strikes off elevating mechanism in embodiment of the utility model based on SLA principle 3D printer;
In Fig. 3 Fig. 2 embodiment, 3D printer strikes off the second stereogram of elevating mechanism.
Detailed description of the invention
By specific instantiation, embodiment of the present utility model is described below, those skilled in the art can understand other advantages of the present utility model and effect easily by the disclosed content of this description.The utility model can also be implemented or be applied by other different detailed description of the invention, and the every details in this description also can be based on different viewpoints and application, carries out various modifications or change not deviating under spirit of the present utility model.
Shown in Fig. 2 and Fig. 3, it is the first stereogram and the second stereogram that in an embodiment, 3D printer strikes off elevating mechanism.A kind of elevating mechanism that strikes off based on SLA principle 3D printer, it comprises sandwich and elevating mechanism, sandwich 1 is wherein for driving scraper 11 to strike off motion in the XY of workbench 3 plane, it comprises: scraper 11, XY substrate 12, the first guide rail slide block 13, and first connecting plate 14, described XY substrate 12 is vertically located at the front end face of resin storage tank 4 and is positioned at workbench 3 front end face belows, described the first guide rail slide block 13 is laterally fixed on the first guide rail slide block 13 on described XY substrate 12, described the first connecting plate 14 and 13 one-tenth sliding connections of the first guide rail slide block, on described the first connecting plate 14, be fixedly connected with described scraper 11, described sandwich also comprises the Timing Belt 15 being fixedly connected with the first connecting plate 14, XY spindle motor 16 rotates through Timing Belt 15 transmissions and drives the first connecting plate 14, and then pull scraper 11 in the XY of workbench 3 plane motion,
Elevating mechanism 2 is for driving workbench 3 to do Z axis lifting, it comprises: Z axis substrate 21, lead screw pair 22, the second guide rail slide block 23, and second connecting plate 24, described Z axis substrate 21 is vertically fixedly connected on resin storage tank 4 back upper places, lead screw pair 22 and the second guide rail slide block 23 are longitudinally fixedly connected on described Z axis substrate 21 rear end faces, described the second connecting plate 24 and described sheathed connection of Z axis substrate 21, and the second connecting plate is fixedly connected with feed screw nut, 23 one-tenth sliding connections of the second connecting plate 24 and the second guide rail slide block, also connect one group of davit 25 at described the second connecting plate 24 front end faces, described davit 25 extends the rear end face that is always connected in workbench 3 vertically downward, Z axis motor 26 rotates through lead screw pair 22 transmissions and drives the second connecting plate 24, and then pull davit 25 to drive workbench 3 to do elevating movement.
Preferably, described scraper 11 is cantilevered scraper, described scraper 11 has stiff end and free end, scraper stiff end is fixedly connected with the first connecting plate 14, scraper free end extends to the rear end face of workbench 3 always from stiff end, change scraper 11 into cantilever structure setting, not only makes sandwich I& M convenient, and there will not be scraper 11 on slide block, move produce creep or kill phenomenon, make sandwich stable.
In an embodiment of this programme, described the first guide rail slide block 13 is made as one group of upper rail slide block 131 be arrangeding in parallel and lower guideway slide block 132, this makes the upper/lower terminal of nearly the first rectangular-shaped connecting plate 14 simultaneously in upper and lower guide rail slide block 131,132 sliding connections, be further conducive to that scraper 11 moves steadily.
In such scheme, Timing Belt 15 is laterally fixedly arranged on XY substrate 12 and with described upper rail slide block 131 and lower guideway slide block 132 and be arranged in parallel, and the gearratio of Timing Belt 15 transmissions is constant, make sandwich operation more steady, and transmission efficiency is high.Compared to existing technology, a Timing Belt is only set can realizes the even running of sandwich in this programme, saved equipment component, make equipment compacter, reduced production cost simultaneously.
The striking off the second guide rail slide block 23 described in elevating mechanism and also can be divided into one group of left rail slide block 231 be arrangeding in parallel and right guide rail slide block 232 of such scheme, make the moving workbench 3 of lead screw pair 22 driving-belts along Z-axis lifting mechanism system run all right.
In the utility model based on SLA principle 3D printer to strike off the elevating mechanism course of work as follows: when moulding starts, workbench 3 is determined a degree of depth under resin liquid level, ultraviolet hot spot after focusing is according to the instruction point by point scanning of computer on liquid level, i.e. pointwise is solidified; When one deck has scanned, not irradiated place is still liquid resin, Z-axis lifting mechanism drives workbench 3 layer height that declines, in in type aspect, be covered with again one deck resin, cantilevered scraper 11 in sandwich strikes off resin liquid level larger viscosity in the XY of workbench 3 plane, and then carries out lower one deck scanning, and new curing one deck is bonded on front one deck securely, so repeat until the manufacture of whole part is complete, to obtain a 3D solid product.
A kind of elevating mechanism that strikes off based on SLA principle 3D printer of the present utility model, in sandwich, be connected and fixed and be provided with cantilever structure scraper 11 by adopting on the first connecting plate 14, only adopt one group of Timing Belt 15 to realize cantilevered scraper 11 in the XY of workbench 3 plane motion, the phenomenon of creeping or killing that cantilevered scraper 11 can not occur on the first guide rail slide block 13, realize the even running of sandwich, mechanism is simplified, reduce the processing cost of parts in mechanism, also dwindled integral device size simultaneously, and greatly improve production efficiency, in Z-axis lifting mechanism wherein, the parts such as leading screw 22 and the second guide rail slide block 23 are all arranged at Z axis substrate 21 rears, and equipment is easy to safeguard, the installation of parts is regulated and safeguard more convenient.So the utility model has effectively overcome various shortcoming of the prior art and has had high industrial utilization.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all can, under spirit of the present utility model and category, modify or change above-described embodiment.Therefore, have in technical field under such as and conventionally know that the knowledgeable modifies or changes not departing from all equivalences that complete under spirit that the utility model discloses and technological thought, must be contained by claim of the present utility model.
Claims (5)
1. the elevating mechanism that strikes off based on SLA principle 3D printer, is characterized in that, comprises sandwich (1) and elevating mechanism (2),
Described sandwich (1) comprising: scraper (11), XY substrate (12), the first guide rail slide block (13), and first connecting plate (14), described XY substrate (12) is vertically located at the front end face of resin storage tank (4) and is positioned at workbench (3) front end face below, described the first guide rail slide block (13) is laterally fixed on described XY substrate (12), described the first connecting plate (14) becomes sliding connection with the first guide rail slide block (13), on described the first connecting plate (14), be fixedly connected with described scraper (11), described sandwich (1) also comprises the Timing Belt (15) being fixedly connected with the first connecting plate (14), XY spindle motor (16) rotation drives the first connecting plate (14) through Timing Belt (15) transmission, and then pull the XY plane motion of scraper (11) at workbench (3),
Described elevating mechanism (2) comprising: Z axis substrate (21), lead screw pair (22), the second guide rail slide block (23), and second connecting plate (24), described Z axis substrate (21) is vertically fixedly connected on resin storage tank (4) back upper place, lead screw pair (22) and the second guide rail slide block (23) are longitudinally fixedly connected on described Z axis substrate (21) rear end face, described the second connecting plate (24) and sheathed connection of described Z axis substrate (21), and the second connecting plate (24) is fixedly connected with feed screw nut, the second connecting plate (24) becomes sliding connection with the second guide rail slide block (23), also connect one group of davit (25) at described the second connecting plate (24) front end face, described davit (25) extends the rear end face that is always connected in workbench (3) vertically downward, Z axis motor (26) rotation drives the second connecting plate (24) through lead screw pair (22) transmission, and then pull davit (25) to drive workbench (3) to do elevating movement.
2. the elevating mechanism that strikes off according to claim 1, it is characterized in that, described scraper (11) is cantilevered scraper, described scraper (11) has stiff end and free end, scraper stiff end is fixedly connected with the first connecting plate, and scraper free end extends to the rear end face of workbench (3) always from stiff end.
3. the elevating mechanism that strikes off according to claim 1 and 2, is characterized in that, described the first guide rail slide block (13) is one group of upper rail slide block (131) be arrangeding in parallel and lower guideway slide block (132).
4. the elevating mechanism that strikes off according to claim 3, is characterized in that, it is upper that described Timing Belt (15) is laterally fixedly arranged on XY substrate (12), and be arranged in parallel with described upper rail slide block (131) and lower guideway slide block (132).
5. the elevating mechanism that strikes off according to claim 1, is characterized in that, described the second guide rail slide block (23) is one group of left rail slide block (231) be arrangeding in parallel and right guide rail slide block (232).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420063881.7U CN203752530U (en) | 2014-02-13 | 2014-02-13 | Striking lifting mechanism for spacecraft lunar-module adapter (SLA) principle-based third-dimensional (3D) printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420063881.7U CN203752530U (en) | 2014-02-13 | 2014-02-13 | Striking lifting mechanism for spacecraft lunar-module adapter (SLA) principle-based third-dimensional (3D) printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203752530U true CN203752530U (en) | 2014-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420063881.7U Expired - Fee Related CN203752530U (en) | 2014-02-13 | 2014-02-13 | Striking lifting mechanism for spacecraft lunar-module adapter (SLA) principle-based third-dimensional (3D) printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203752530U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441663A (en) * | 2014-12-02 | 2015-03-25 | 苏州佳世达光电有限公司 | 3D printer |
| CN105437541A (en) * | 2014-08-20 | 2016-03-30 | 上海联泰科技有限公司 | Coating scraper and coating apparatus for photocuring rapid prototyping |
| CN107901405A (en) * | 2017-12-06 | 2018-04-13 | 长沙远达华信息科技有限公司 | It is a kind of that elevating mechanism is struck off based on SLA principle 3D printers |
| WO2019024304A1 (en) * | 2017-07-31 | 2019-02-07 | 吴江中瑞机电科技有限公司 | Automatically exchangeable screen mechanism device for light-curing 3d printer |
-
2014
- 2014-02-13 CN CN201420063881.7U patent/CN203752530U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437541A (en) * | 2014-08-20 | 2016-03-30 | 上海联泰科技有限公司 | Coating scraper and coating apparatus for photocuring rapid prototyping |
| CN105437541B (en) * | 2014-08-20 | 2019-01-04 | 上海联泰科技股份有限公司 | Coating blade and coating unit for photocureable rapid shaping |
| CN104441663A (en) * | 2014-12-02 | 2015-03-25 | 苏州佳世达光电有限公司 | 3D printer |
| WO2019024304A1 (en) * | 2017-07-31 | 2019-02-07 | 吴江中瑞机电科技有限公司 | Automatically exchangeable screen mechanism device for light-curing 3d printer |
| CN107901405A (en) * | 2017-12-06 | 2018-04-13 | 长沙远达华信息科技有限公司 | It is a kind of that elevating mechanism is struck off based on SLA principle 3D printers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20160213 |